文件名称:filter
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根据 零中频正交解调原理 ,设计并制作 一个 双端口网络频率特性测试 仪,包 括幅频特性 和相频特性制作 一个 正交 扫频信号源 。
(1)频率范围为 1MHz ~40 MHz ,频率稳定度 ≤10 -4;频率可设 置,最小置单位 100kHz 。
(2)正交信号相位 差误差 的绝对值 ≤5, 幅度平衡误差 的绝对值 ≤5 。
(3)信号 电压的 峰值 ≥1V ,幅度平坦 度≤5 。
(4)可扫频 输出 ,扫频 范围及频率步进 值可设置,最小范围及频率步进 值可设置,最小100kHz ;要求 连续扫频输出,一次时间 ≤2s 。-According to the principle of zero-IF quadrature demodulation, design and production of a dual-port network frequency characteristics tester, including amplitude-frequency characteristic and phase-frequency characteristics make an orthogonal frequency sweep signal source. (1) the frequency range of 1MHz ~ 40 MHz, a frequency stability of ≤ 10-4 frequency can be set to the minimum setting unit 100kHz. (2) the absolute value of the quadrature phase error signal of ≤ 5, the absolute value of the amplitude balance error ≤ 5 . Peak (3) the signal voltage ≥ 1V, the amplitude flatness ≤ 5 . (4) be swept output frequency sweep range and step value can be set to the minimum range and frequency step value can be set to a minimum 100kHz requiring continuous sweep output, a time ≤ 2s.
(1)频率范围为 1MHz ~40 MHz ,频率稳定度 ≤10 -4;频率可设 置,最小置单位 100kHz 。
(2)正交信号相位 差误差 的绝对值 ≤5, 幅度平衡误差 的绝对值 ≤5 。
(3)信号 电压的 峰值 ≥1V ,幅度平坦 度≤5 。
(4)可扫频 输出 ,扫频 范围及频率步进 值可设置,最小范围及频率步进 值可设置,最小100kHz ;要求 连续扫频输出,一次时间 ≤2s 。-According to the principle of zero-IF quadrature demodulation, design and production of a dual-port network frequency characteristics tester, including amplitude-frequency characteristic and phase-frequency characteristics make an orthogonal frequency sweep signal source. (1) the frequency range of 1MHz ~ 40 MHz, a frequency stability of ≤ 10-4 frequency can be set to the minimum setting unit 100kHz. (2) the absolute value of the quadrature phase error signal of ≤ 5, the absolute value of the amplitude balance error ≤ 5 . Peak (3) the signal voltage ≥ 1V, the amplitude flatness ≤ 5 . (4) be swept output frequency sweep range and step value can be set to the minimum range and frequency step value can be set to a minimum 100kHz requiring continuous sweep output, a time ≤ 2s.
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下载文件列表
filter/ASD
filter/ASD.BIN
filter/ASD.DSK
filter/ASD.HEX
filter/ASD.M51
filter/asd.PRJ
filter/HZ.h
filter/lcd
filter/lcd.c
filter/lcd.h
filter/lcd.hex
filter/lcd.lnp
filter/lcd.LST
filter/lcd.M51
filter/lcd.OBJ
filter/lcd.Opt
filter/lcd.plg
filter/lcd.Uv2
filter/lcd_Opt.Bak
filter/lcd_Uv2.Bak
filter/TEMP.LST
filter/WAVE.LIN
filter
filter/ASD.BIN
filter/ASD.DSK
filter/ASD.HEX
filter/ASD.M51
filter/asd.PRJ
filter/HZ.h
filter/lcd
filter/lcd.c
filter/lcd.h
filter/lcd.hex
filter/lcd.lnp
filter/lcd.LST
filter/lcd.M51
filter/lcd.OBJ
filter/lcd.Opt
filter/lcd.plg
filter/lcd.Uv2
filter/lcd_Opt.Bak
filter/lcd_Uv2.Bak
filter/TEMP.LST
filter/WAVE.LIN
filter
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